BNSF Warbonnet 4717 (Dash9) paces a sports car running down Atwood Street in Longmont, Colorado.

BNSF 5489 (Dash9) and BNSF 9716 (SD70MACe) work the Longmont Switch running between Longmont and Fort Collins, Colorado on the Front Range Sub.

Thick fog and floating ice crystals at sunrise create a golden sun dog diamond as BNSF 9716 (SD70MACe) gets ready to take a cut of freight cars out of the yard in Longmont, Colorado.

BNSF Warbonnet #4717 (DAsh9) gets ready to back a freight into the yard in Longmont, Colorado. It's great to see a Warbonnet working in Longmont again.

BNSF Warbonnet #4717 (DAsh9) leads a freight down Atwood Street in Longmont, Colorado.

BNSF 9716 (SD70MAC) leads a warbonnet north on the Front Range Sub through Longmont, Colorado, passing cows grazing in a recently cut field of corn.

The BNSF has engine #9716 (SD70MAC) working The Switch which runs between Longmont, Colorado and Fort Collins, on the Front Range Sub.

BNSF 9716 (SD70MAC) holds station with other motors in Longmont, Colorado.

BNSF 6603 (ES44C4) runs through Longmont, Colorado as it heads north on the Front Range Sub towards Laurel, Montana.

BNSF 5489 (Dash 9) returns to the depot after dropping off cars in the yard at Longmont, Colorado.

BNSF 3171 (GP50) heads to the house track in Longmont, Colorado where the pair will tie down for the day.

A crew member of BNSF 5489 (Dash 9) throws a switch that will allow the train to park on the siding and tie down next to the depot in Longmont, Colorado.

Mr. Squirrel is getting a close look at BNSF 5489 (Dash9) as it runs down Atwood Street in Longmont, Colorado. The squirrel dashed off the rail just in time.

BNSF 9716 (SD70MAC) sits in a triple lash up in the yard in Longmont, Colorado, waiting for orders to take a train to Fort Collins.

Veteran Dash-9 BNSF #5489 sits in the yard in Longmont, Colorado.